src/gallium/drivers/r600/eg_asm.c

   1 /*
   2  * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * on the rights to use, copy, modify, merge, publish, distribute, sub
   8  * license, and/or sell copies of the Software, and to permit persons to whom
   9  * the Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  21  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  22  */
  23 #include <stdio.h>
  24 #include <errno.h>
  25 #include "util/u_memory.h"
  26 #include "r600_pipe.h"
  27 #include "r600_asm.h"
  28 #include "eg_sq.h"
  29 #include "r600_opcodes.h"
  30
  31 int eg_bc_cf_build(struct r600_bc *bc, struct r600_bc_cf *cf)
  32 {
  33         unsigned id = cf->id;
  34
  35         switch (cf->inst) {
  36         case (EG_V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU << 3):
  37         case (EG_V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU_PUSH_BEFORE << 3):
  38                 bc->bytecode[id++] = S_SQ_CF_ALU_WORD0_ADDR(cf->addr >> 1) |
  39                   S_SQ_CF_ALU_WORD0_KCACHE_MODE0(cf->kcache0_mode);
  40                 bc->bytecode[id++] = S_SQ_CF_ALU_WORD1_CF_INST(cf->inst >> 3) |
  41                                         S_SQ_CF_ALU_WORD1_BARRIER(1) |
  42                                         S_SQ_CF_ALU_WORD1_COUNT((cf->ndw / 2) - 1);
  43                 break;
  44         case EG_V_SQ_CF_WORD1_SQ_CF_INST_TEX:
  45         case EG_V_SQ_CF_WORD1_SQ_CF_INST_VTX:
  46                 bc->bytecode[id++] = S_SQ_CF_WORD0_ADDR(cf->addr >> 1);
  47                 bc->bytecode[id++] = S_SQ_CF_WORD1_CF_INST(cf->inst) |
  48                                         S_SQ_CF_WORD1_BARRIER(1) |
  49                                         S_SQ_CF_WORD1_COUNT((cf->ndw / 4) - 1);
  50                 break;
  51         case EG_V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_EXPORT:
  52         case EG_V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_EXPORT_DONE:
  53                 bc->bytecode[id++] = S_SQ_CF_ALLOC_EXPORT_WORD0_RW_GPR(cf->output.gpr) |
  54                         S_SQ_CF_ALLOC_EXPORT_WORD0_ELEM_SIZE(cf->output.elem_size) |
  55                         S_SQ_CF_ALLOC_EXPORT_WORD0_ARRAY_BASE(cf->output.array_base) |
  56                         S_SQ_CF_ALLOC_EXPORT_WORD0_TYPE(cf->output.type);
  57                 bc->bytecode[id++] = S_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_X(cf->output.swizzle_x) |
  58                         S_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_Y(cf->output.swizzle_y) |
  59                         S_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_Z(cf->output.swizzle_z) |
  60                         S_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_W(cf->output.swizzle_w) |
  61                         S_SQ_CF_ALLOC_EXPORT_WORD1_BARRIER(cf->output.barrier) |
  62                         S_SQ_CF_ALLOC_EXPORT_WORD1_CF_INST(cf->output.inst) |
  63                         S_SQ_CF_ALLOC_EXPORT_WORD1_END_OF_PROGRAM(cf->output.end_of_program);
  64                 break;
  65         case EG_V_SQ_CF_WORD1_SQ_CF_INST_JUMP:
  66         case EG_V_SQ_CF_WORD1_SQ_CF_INST_ELSE:
  67         case EG_V_SQ_CF_WORD1_SQ_CF_INST_POP:
  68         case EG_V_SQ_CF_WORD1_SQ_CF_INST_LOOP_START_NO_AL:
  69         case EG_V_SQ_CF_WORD1_SQ_CF_INST_LOOP_END:
  70         case EG_V_SQ_CF_WORD1_SQ_CF_INST_LOOP_CONTINUE:
  71         case EG_V_SQ_CF_WORD1_SQ_CF_INST_LOOP_BREAK:
  72                 bc->bytecode[id++] = S_SQ_CF_WORD0_ADDR(cf->cf_addr >> 1);
  73                 bc->bytecode[id++] = S_SQ_CF_WORD1_CF_INST(cf->inst) |
  74                                         S_SQ_CF_WORD1_BARRIER(1) |
  75                                         S_SQ_CF_WORD1_COND(cf->cond) |
  76                                         S_SQ_CF_WORD1_POP_COUNT(cf->pop_count);
  77
  78                 break;
  79         default:
  80                 R600_ERR("unsupported CF instruction (0x%X)\n", cf->inst);
  81                 return -EINVAL;
  82         }
  83         return 0;
  84 }